cover

noun

1.
a covering that serves to conceal or shelter something
Derived from:
cover
2.
bedding that keeps a person warm in bed
Derived from:
coverlet
3.
the act of concealing the existence of something by obstructing the view of it
Derived from:
cover
4.
the protective covering on the front, back, and spine of a book
Derived from:
cover
5.
a natural object that covers or envelops
6.
covering for a hole (especially a hole in the top of a container)
Derived from:
cover
7.
fire that makes it difficult for the enemy to fire on your own individuals or formations
Derived from:
cover
8.
a fixed charge by a restaurant or nightclub over and above the charge for food and drink
Derived from:
cover
9.
a recording of a song that was first recorded or made popular by somebody else
10.
a false identity and background (especially one created for an undercover agent)